DE10317591A1 - Optischer Geber für drehzahlregelbare Motoren - Google Patents

Optischer Geber für drehzahlregelbare Motoren Download PDF

Info

Publication number
DE10317591A1
DE10317591A1 DE10317591A DE10317591A DE10317591A1 DE 10317591 A1 DE10317591 A1 DE 10317591A1 DE 10317591 A DE10317591 A DE 10317591A DE 10317591 A DE10317591 A DE 10317591A DE 10317591 A1 DE10317591 A1 DE 10317591A1
Authority
DE
Germany
Prior art keywords
encoder
seal
ferrofluid
optical encoder
variable speed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
DE10317591A
Other languages
German (de)
English (en)
Inventor
Matthias Braun
Rolf Vollmer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Priority to DE10317591A priority Critical patent/DE10317591A1/de
Priority to US10/553,697 priority patent/US20060219880A1/en
Priority to JP2006505053A priority patent/JP2006523807A/ja
Priority to PCT/EP2004/003738 priority patent/WO2004092681A2/fr
Publication of DE10317591A1 publication Critical patent/DE10317591A1/de
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/40—Sealings between relatively-moving surfaces by means of fluid
    • F16J15/43—Sealings between relatively-moving surfaces by means of fluid kept in sealing position by magnetic force
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/347—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
    • G01D5/34746—Linear encoders
    • G01D5/34761—Protection devices, e.g. caps; Blowing devices
    • G01D5/34769—Sealing means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Optical Transform (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
DE10317591A 2003-04-16 2003-04-16 Optischer Geber für drehzahlregelbare Motoren Ceased DE10317591A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE10317591A DE10317591A1 (de) 2003-04-16 2003-04-16 Optischer Geber für drehzahlregelbare Motoren
US10/553,697 US20060219880A1 (en) 2003-04-16 2004-04-07 Optical sensor for electric machines
JP2006505053A JP2006523807A (ja) 2003-04-16 2004-04-07 電気機械用の光センサ
PCT/EP2004/003738 WO2004092681A2 (fr) 2003-04-16 2004-04-07 Detecteur optique destine a des machines electriques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10317591A DE10317591A1 (de) 2003-04-16 2003-04-16 Optischer Geber für drehzahlregelbare Motoren

Publications (1)

Publication Number Publication Date
DE10317591A1 true DE10317591A1 (de) 2004-11-11

Family

ID=33154261

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10317591A Ceased DE10317591A1 (de) 2003-04-16 2003-04-16 Optischer Geber für drehzahlregelbare Motoren

Country Status (4)

Country Link
US (1) US20060219880A1 (fr)
JP (1) JP2006523807A (fr)
DE (1) DE10317591A1 (fr)
WO (1) WO2004092681A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104165601A (zh) * 2013-05-16 2014-11-26 约翰内斯﹒海德汉博士有限公司 角度测量装置

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005019112A1 (de) * 2005-04-25 2006-10-26 Siemens Ag Kombinationsantrieb mit Hybridreluktanzmotor
DE102010001997B4 (de) 2010-02-16 2016-07-28 Siemens Aktiengesellschaft Linearmotor mit verminderter Kraftwelligkeit
DE102010028872A1 (de) 2010-05-11 2011-11-17 Siemens Aktiengesellschaft Antriebsvorrichtung für Dreh- und Linearbewegungen mit entkoppelten Trägheiten
EP2508769B1 (fr) 2011-04-06 2013-06-19 Siemens Aktiengesellschaft Dispositif de palier magnetique axial doté d'un remplissage en fer augmenté
EP2523319B1 (fr) 2011-05-13 2013-12-18 Siemens Aktiengesellschaft Moteur linéaire cylindrique à faible pulsation de couple
EP2604876B1 (fr) 2011-12-12 2019-09-25 Siemens Aktiengesellschaft Palier radial magnétique doté de tôles de noyau uniques en direction tangentielle
EP2639936B1 (fr) 2012-03-16 2015-04-29 Siemens Aktiengesellschaft Machine électrique à rotor excité en permanence et rotor excité en permanence correspondant
EP2639935B1 (fr) 2012-03-16 2014-11-26 Siemens Aktiengesellschaft Rotor à excitation permanente, machine électrique dotée d'un tel rotor et procédé de fabrication du rotor
EP2639934B1 (fr) 2012-03-16 2015-04-29 Siemens Aktiengesellschaft Rotor à excitation permanente, machine électrique dotée d'un tel rotor et procédé de fabrication du rotor
EP2709238B1 (fr) 2012-09-13 2018-01-17 Siemens Aktiengesellschaft Machine synchrone à excitation permanente dotée d'aimants en ferrite
EP2793363A1 (fr) 2013-04-16 2014-10-22 Siemens Aktiengesellschaft Rotor à segments individuels avec bagues de retenue
WO2014169974A1 (fr) 2013-04-17 2014-10-23 Siemens Aktiengesellschaft Machine électrique à rotor à aimants permanents à concentration de flux et réduction du flux de dispersion axial
EP2838180B1 (fr) 2013-08-16 2020-01-15 Siemens Aktiengesellschaft Rotor d'une machine rotative dynamoélectrique
EP2928052A1 (fr) 2014-04-01 2015-10-07 Siemens Aktiengesellschaft Machine électrique dotée d'un stator interne excité par aimants permanents et d'un stator ayant des enroulement
EP2996222A1 (fr) 2014-09-10 2016-03-16 Siemens Aktiengesellschaft Rotor de machine électrique
EP2999089B1 (fr) 2014-09-19 2017-03-08 Siemens Aktiengesellschaft Rotor à réluctance
EP2999090B1 (fr) 2014-09-19 2017-08-30 Siemens Aktiengesellschaft Rotor excité en permanence présentant un champ magnétique guidé
EP3035496B1 (fr) 2014-12-16 2017-02-01 Siemens Aktiengesellschaft Rotor pour une machine électrique à aimants permanents
EP3373421B1 (fr) 2017-03-09 2019-11-20 Siemens Aktiengesellschaft Unité de boîtier pour une machine électrique

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2087988A (en) * 1980-11-19 1982-06-03 Ferrofluidics Corp Ferrofluid seals
DE3542542A1 (de) * 1984-06-01 1987-06-04 Papst Motoren Gmbh & Co Kg Plattenspeicherantrieb
US5393201A (en) * 1992-01-31 1995-02-28 Matsushita Electric Industrial Co., Ltd. Synchronous rotating apparatus for rotating a plurality of shafts

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2505802A1 (de) * 1975-02-12 1976-08-26 Polymotor Italiana Spa Drehzahlgeber
US4293137A (en) * 1978-12-11 1981-10-06 Ezekiel Frederick D Magnetic liquid shaft sealing
US4779165A (en) * 1981-09-07 1988-10-18 Papst-Motoren Gmbh & Co. Kg Disk storage drive
US4531846A (en) * 1983-12-27 1985-07-30 Ferrofluidics Corporation Compact ferrofluid seal and bearing assembly
US4531646A (en) * 1984-10-05 1985-07-30 Consolidated Foods Corporation Product display rack
US4817964A (en) * 1985-09-25 1989-04-04 Ferrofluidics Corporation Ferrofluid exclusion seal and method of assembly
US5340122A (en) * 1992-06-22 1994-08-23 Ferrofluidics Corporation Differentially-pumped ferrofluidic seal
US5660397A (en) * 1994-09-23 1997-08-26 Holtkamp; William H. Devices employing a liquid-free medium
IT1284323B1 (it) * 1996-01-18 1998-05-18 Skf Ind Spa Dispositivo ottico per il rilevamento di dati di posizione e/o velocita' di rotazione relativa degli anelli di un cuscinetto
US5954342A (en) * 1997-04-25 1999-09-21 Mfs Technology Ltd Magnetic fluid seal apparatus for a rotary shaft
US6642508B2 (en) * 2001-08-31 2003-11-04 Renco Encoders, Inc. System and method in an angle measuring system with an encoder attachment system for attaching an encoder to a motor shaft through the use of a spring generating a radial pressure

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2087988A (en) * 1980-11-19 1982-06-03 Ferrofluidics Corp Ferrofluid seals
DE3542542A1 (de) * 1984-06-01 1987-06-04 Papst Motoren Gmbh & Co Kg Plattenspeicherantrieb
US5393201A (en) * 1992-01-31 1995-02-28 Matsushita Electric Industrial Co., Ltd. Synchronous rotating apparatus for rotating a plurality of shafts

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104165601A (zh) * 2013-05-16 2014-11-26 约翰内斯﹒海德汉博士有限公司 角度测量装置
EP2803946A3 (fr) * 2013-05-16 2017-04-05 Dr. Johannes Heidenhain GmbH Appareil de mesure d'angle
CN104165601B (zh) * 2013-05-16 2018-02-09 约翰内斯﹒海德汉博士有限公司 角度测量装置

Also Published As

Publication number Publication date
JP2006523807A (ja) 2006-10-19
US20060219880A1 (en) 2006-10-05
WO2004092681A2 (fr) 2004-10-28
WO2004092681A3 (fr) 2004-12-16

Similar Documents

Publication Publication Date Title
DE10317591A1 (de) Optischer Geber für drehzahlregelbare Motoren
DE3604270C1 (de) Bohrwerkzeug fuer Tiefbohrungen
DE102005057370B4 (de) Rotationslinearantriebsanordnung
EP0280892B1 (fr) Pompe à vide avec dispositif de comptage des tours
AT516058B1 (de) Viskosimeter
EP3480929A1 (fr) Carter refroidi pour le stator d'entraînement direct
DE10329150A1 (de) Elektrische Maschine
EP2803946B1 (fr) Appareil de mesure d'angle
DE102018106589A1 (de) Verfahren zum Betreiben einer Aktoranordnung für ein Kupplungsbetätigungssystem und Aktoranordnung
DE3248085C2 (de) Verfahren zum Auswuchten von rotationssymmetrischen Teilen während der Rotation
DE10361229B4 (de) Spindelmotor mit Lagersystem
DE102017211916A1 (de) Anbringungsstruktur eines Resolvers eines Motors
DE10235069B4 (de) Werkzeugmaschine mit einer Spindelvorrichtung
DE102019109734A1 (de) Lagervorrichtung
DE102015201160B4 (de) Bürstenloser Gleichstrommotor
DE102010013675A1 (de) Axialmagnetlager
DE102006047896A1 (de) Anzeigeeinrichtung mit einer bewegbaren Zeigereinrichtung und einem Antrieb für die Zeigereinrichtung
DE3430479A1 (de) Lageranordnung mit integrierter ferrofluid-dichtung
DE112016004378T5 (de) Verbessertes dichtungssystem für drehbare wellen
EP2329228B1 (fr) Dispositif de goniométrie
DE102016201069A1 (de) Antriebseinheit mit einem elektronisch kommutierten Elektromotors und Verfahren zur Bestimmung einer Rotorlage eines elektronisch kommutierten Elektromotors
DE102013101914A1 (de) Baukasten-Antriebsanordnung
DE2540106A1 (de) Anordnung mit schnelldrehendem rotor
DE102015013717A1 (de) Spindelmotor mit fluiddynamischem Lagersystem
DE2355769A1 (de) Vorrichtung mit einem schnelldrehenden rotor

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8131 Rejection